The measuring system consists of a laser diode, an optical ring pattern generator and a CCD camera.

测量系统主要由半导体激光器、环形光发生器以及CCD摄像机组成。

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The measuring system consists of a laser diode, an optical ring pattern generator and a CCD camera.

测量系统主要由半导体激光器、环形光发生器以及CCD摄像机组成。

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